import java.awt.BorderLayout;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextPane;
import javax.swing.text.DefaultStyledDocument;
import javax.swing.text.SimpleAttributeSet;
import javax.swing.text.StyleConstants;
import javax.swing.text.StyledDocument;
import javax.swing.text.TabSet;
import javax.swing.text.TabStop;
public class TabSample {
public static void main(String args[]) throws Exception {
JFrame frame = new JFrame("Tab Attributes");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
StyledDocument document = new DefaultStyledDocument();
//TabStop.ALIGN_CENTER, TabStop.ALIGN_DECIMAL,TabStop.ALIGN_LEFT, TabStop.ALIGN_RIGHT
//"\tBAR\n", "\tCENTER\n", "\t3.14159265\n", "\tLEFT\n", "\tRIGHT\n" };
SimpleAttributeSet attributes = new SimpleAttributeSet();
TabStop tabstop = new TabStop(150, TabStop.ALIGN_BAR, TabStop.LEAD_DOTS);
int position = document.getLength();
document.insertString(position, "TabStop.ALIGN_BAR", null);
TabSet tabset = new TabSet(new TabStop[] { tabstop });
StyleConstants.setTabSet(attributes, tabset);
document.setParagraphAttributes(position, 1, attributes, false);
JTextPane textPane = new JTextPane(document);
textPane.setEditable(false);
JScrollPane scrollPane = new JScrollPane(textPane);
frame.add(scrollPane, BorderLayout.CENTER);
frame.setSize(300, 150);
frame.setVisible(true);
}
}